The Starrett 3811A Digital Portable Hardness Tester is a state-of-the-art digital instrument designed to test the hardness of large hard metal parts. Loaded with useful functions such as USB output and a built in printer, the 3811A is an ideal choice for fast accurate hardness testing. This versatile tester can perform tests that easily convert to the most popular hardness scales, including Rockwell B and C, Brinell, Vickers and Shore. The tester is easy to use. Simply load the impact body, place the impact body on your test piece, then push the button to begin testing. The 3811A is designed to test large hard parts. For example, tool steel should be close to 1" thick of solid material. The 3811A comes with a D impact device, calibration block, cleaning brush, manual and a carrying case.

Easy to use keypad operation

Auto identification of impact device

Large LCD display with back light

Automatic conversions to: Brinell, Rockwell B & C, Vickers and Shore

Automatic mean value as well as Min & Max values

Battery type: AA alkaline (4), Battery Indicator

Operating temperature: 5-104°F

Available options include DC, D+15, DL, G, C impact devices, and special support rings